LeBron.3d

07/07/2025

3D Printed Mini Turbo Jet

China has successfully completed the maiden flight of a 3D-printed miniature turbojet engine in Inner Mongolia, marking the country’s first flight-validated engine in the 160-kg thrust class entirely manufactured using additive methods and topology optimization.

Developed by the state-owned Aero Engine Corporation of China (AECC), the engine’s design leverages computational modeling to optimize material distribution, enabling the creation of complex components without traditional casting or forging.

While Western firms have long used 3D printing for select parts, AECC’s full-engine application highlights a potential path to reduce reliance on foreign engines, though scaling production will demand advances in materials, quality control, and certification.

07/05/2025

Coffee grounds makes concrete 2X stronger

In Australia, where morning brews are a ritual, mountains of used coffee grounds pile up — destined for landfills. But now? They’re building something new. Literally. 🧱♻️

Researchers turned spent grounds into bricks — strong ones. Fired at just 200°C, they slash emissions by 80% compared to traditional clay bricks.

No waste. No compromise. Just innovation in every layer.

And they’re not just sustainable — they’re tougher than the national standard.

What once filled trash bins now shapes schools, homes, cities. A second life for yesterday’s latte.

This isn’t recycling. It’s reimagining.

Because sometimes the future is built with what we throw away.

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07/05/2025

07/05/2025

Are you curious about building a 3D Printed Home and live in Florida? We’re looking for one passionate person to join us in creating their dream 3D printed house.
This is an innovative journey, and it’s not for the faint of heart. You must be open to cutting-edge technology and ready to embrace the process. My guidance is like drops of gold—take it seriously, because once we start, there’s no turning back.
Before you message, ensure: You’re ready for the commitment—full dedication is a must. You have decent credit if seeking financing. Your project has solid financial support—funding is crucial.
We will select only one member from this group to make their dream a reality. If you’re ready to take this bold step, comment “3D Printed House” below. If I give you guidance take my voice as if it was a drop of gold. Let’s build the future together.

07/05/2025

Cool

China has installed a massive 50-meter-high inflatable dome over a construction site in Jinan city to reduce dust and noise pollution, making it one of the most innovative environmental solutions in urban development. According to Gulf News, the dome covers an area of about 20,000 square meters and is made from durable, weather-resistant materials. It stays upright through a constant air pressure system, which means it doesn’t need internal supports and can fully enclose the construction site. This helps trap dust particles and significantly reduce the noise from heavy machinery, improving the quality of life for nearby residents.

The dome also includes transparent sections that allow natural light to enter, along with advanced ventilation systems to maintain safe air quality inside. According to The Bridge Chronicle, this project is part of Jinan’s broader efforts to meet strict environmental regulations and minimize the impact of construction on surrounding communities.

While the dome has been praised for its effectiveness and creativity, some experts have raised concerns about potential heat buildup and the safety of workers operating inside the enclosed space.

07/04/2025

Floor paving robot! Brilliant!

07/04/2025

https://facebook.com/groups/3122263244742158/

07/04/2025

With Unknown Facts – I just earned their Active Legends badge!

07/03/2025

Can’t wait for this

Amazon is officially piloting humanoid delivery robots—highly advanced machines that walk upright, carry packages, and communicate with smart home devices. These robots are designed to navigate real-world environments with ease, using onboard AI to avoid obstacles and recognize delivery zones like porches, mailboxes, and secure drop-off lockers. Unlike drones or delivery vans, they mimic human motion, making them ideal for steps, sidewalks, and complex urban layouts.

This ambitious project is part of Amazon’s long-term vision to automate last-mile logistics. The robots are powered by clean energy and synced with Amazon’s fulfillment system, allowing them to coordinate routes with delivery drones and vehicles. As sightings of robot couriers increase in suburban test zones, the future of doorstep delivery might soon involve a friendly metallic visitor instead of a driver.

07/03/2025

Reflective ultra white paint with a 3D printed building Please

Developed at Purdue University, this ultra-white paint is capable of lowering surface temperatures by up to 8°C (14°F) below ambient air temperatures, even under direct sunlight. That means a rooftop coated in this paint can remain cooler than the surrounding air — without using a single watt of electricity. This passive cooling effect could drastically cut energy bills in hot regions and help buildings rely less on traditional air conditioning systems, which are both costly and environmentally damaging.

The paint achieves this feat by using high concentrations of barium sulfate, a compound that scatters sunlight exceptionally well. Unlike reflective coatings currently used in commercial roofing, this paint reflects infrared and ultraviolet radiation, too — the same wavelengths responsible for most heat absorption. Experts believe wide adoption of this technology could not only cool individual structures but also help combat climate change by reducing urban heat islands and lowering greenhouse gas emissions at scale.